<template>
  <div class="app-container">
    讲师列表

    <!--查询表单-->
    <el-form :inline="true" class="demo-form-inline">
      <el-form-item>
        <el-input v-model="teacherQuery.name" placeholder="讲师名"/>
      </el-form-item>

      <el-form-item>
        <el-select v-model="teacherQuery.level" clearable placeholder="讲师头衔">
          <el-option :value="1" label="高级讲师"/>
          <el-option :value="2" label="首席讲师"/>
        </el-select>
      </el-form-item>

      <el-form-item label="添加时间">
        <el-date-picker
          v-model="teacherQuery.begin"
          type="datetime"
          placeholder="选择开始时间"
          value-format="yyyy-MM-dd HH:mm:ss"
          default-time="00:00:00"
        />
      </el-form-item>
      <el-form-item>
        <el-date-picker
          v-model="teacherQuery.end"
          type="datetime"
          placeholder="选择截止时间"
          value-format="yyyy-MM-dd HH:mm:ss"
          default-time="00:00:00"
        />
      </el-form-item>

      <el-button type="primary" icon="el-icon-search" @click="getTeacherList()">查询</el-button>
      <el-button type="default" @click="resetData()">清空</el-button>
    </el-form>



     <!-- 表格 -->
    <el-table
      v-loading="listLoading"
      :data="list"
      element-loading-text="数据加载中"
      border
      fit
      highlight-current-row>

      <el-table-column
        label="序号"
        width="70"
        align="center">
        <template slot-scope="scope">
          {{ (page - 1) * limit + scope.$index + 1 }}
        </template>
      </el-table-column>

      <el-table-column prop="name" label="名称" width="80" />

      <el-table-column label="头衔" width="80">
        <template slot-scope="scope">
          {{ scope.row.level===1?'高级讲师':'首席讲师' }}
        </template>
      </el-table-column>

      <el-table-column prop="intro" label="资历" />

      <el-table-column prop="gmtCreate" label="添加时间" :formatter="dateFormat" width="160"/>

      <el-table-column prop="sort" label="排序" width="60" />

      <el-table-column label="操作" width="200" align="center">
        <template slot-scope="scope">
            <router-link :to="'/teacher/update/' + scope.row.id"> 
          <!-- <router-link :to="{path:'/teacher/update/',params:{id:scope.row.id}}"> -->
            <el-button type="primary" size="mini" icon="el-icon-edit">修改</el-button>
          </router-link>
          <el-button type="danger" size="mini" icon="el-icon-delete" @click="removeDataById(scope.row.id)">删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <!-- 分页 -->
    <el-pagination
      @size-change="changePageSize"
      @current-change="getTeacherList"
      :current-page="page"
      :page-sizes="[2, 4, 8, 10]"
      :page-size="limit"
      layout="total, sizes, prev, pager, next, jumper"
      :total="total">
    </el-pagination>

  </div>
</template>

<script>

import * as teacher from '@/api/edu/teacher'
import moment from 'moment'

export default {
  data(){
    return {
      listLoading: true,
      list:null,
      page:1,
      limit:10,
      total:0,
      teacherQuery:{}
    }
  },
  created(){
    this.getTeacherList();
  },
  methods: {
    getTeacherList(page = 1){
      this.page = page;
      teacher.getTeacherList(this.page,this.limit,this.teacherQuery)
        .then(response =>{
          console.log(response)
          this.list = response.data.rows;
          this.total = response.data.total;
        })
        this.listLoading = false
    },
    removeDataById(id){
       this.$confirm('确定删除该条记录?', '提示', {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }).then(() => {
          teacher.deleteById(id)
            .then(response =>{
              this.getTeacherList();
              this.$message({
              type: 'success',
              message: '删除成功!'
            });            
          })  
        })                

    },
    resetData(){
      this.teacherQuery = {};
      this.getTeacherList();
    } ,  


    changePageSize(pageSize){
      this.limit = pageSize;
      this.getTeacherList();
    },
    dateFormat:function(row,column){
        var date = row[column.property];
        if(date == undefined){return ''};
        return moment(date).format("YYYY-MM-DD HH:mm:ss")
    }
  }

}
</script>